Bob i banking
Otp recd after 1 hour and after 4 hou

I tried to start my i banking in bob

for security they have started otp

but i recieve otp after either 1 hour or 4 hours or after 7 hours

what is the use of i banking in such type of proceedings

service of such a reputed bank is so poor?

my a/c is 02900100007815